The tax was to help with the cost of maintaining the colonies
According to what I read above
Answer:
Through OrganizationOver a long period of time, the peoplesolutions to deal with these problems. they dug irrigation ditches that carried river water to theirallowed them to produce a surplus of crops. built city walls with mud bricks.
Explanation:
Modern international law recognizes only three lawful justifications for waging war: self-defense, defense of an ally required by the terms of a treaty, and approval by the United Nations.
Japan was in dire need of resources which lead them to further colonization of surrounding islands.